Record receiver having plural interactive leaves or a colorless – Having plural interactive leaves
Patent
1997-04-18
1999-06-29
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having plural interactive leaves
428195, 428913, 428914, B41M 5035, B41M 538
Patent
active
059168420
ABSTRACT:
A thermal dye transfer sheet having a dye layer provided on at least one side of a substrate, which is used for thermal dye transfer recording system carrying out recording by transferring a dye or dyes in the dye layer to a dye-receiving material by heating means, wherein the dye layer contains a pyrazolonemethine type dye of the following formula: ##STR1## wherein R.sup.1 and R.sup.2 can be respectively independently selected and are a lower alkyl group which may be substituted, a lower alkenyl group which may be substituted or an aryl group which may be substituted; and
REFERENCES:
patent: 4866029 (1989-09-01), Evans et al.
patent: 5561098 (1996-10-01), Ikemoto
Database WPI, Section Ch, Week 9043, Derwent Publications Ltd., London, GB; XP002051023, Sep. 14, 1990.
Chemical Abstracts, vol. 109, No. 26, Dec. 26, 1988, Columbus, OH, US; Abstract No. 24066, Koichi Kudo, et al: "Organic electrophotographic photoreceptor with insulating top layer containing light-absorbing dye", XP002051021.
Chemical Abstracts, vol. 109, No. 26, Dec. 26, 1988, Columbus, OH,US, Abstract No. 240662, Koichi Kudo, et al: "Organic electrophotographic photoreceptor with photosensitive layer containing light-absorbing dye", XP002051022.
Ito Osamu
Kuroda Kenjiro
Morimitsu Tatsuya
Morishima Takashi
Hess Bruce H.
Mitsubishi Chemical Corporation
Toppan Printing Co. Ltd.
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